'Umar bin Al-Khattab (May Allah be pleased with him) reported:
I heard Messenger of Allah (ﷺ) saying, "Silk (clothes) are worn only by him who has no share in the Hereafter."[Al-Bukhari and Muslim]. (ID)
App reference (ID): Book 4, Hadith 27 (ID)
Arabic/English book reference (ID): Book 4, Hadith 805 (ID)